```vue
<template>
  <div>
    <!-- 使用子组件并监听自定义事件 -->
    <ChildComponent @childToParentEvent1="handleDataFromChild1" />
    <ChildComponent2 @childToParentEvent2="handleDataFromChild2" />
    <!-- 显示从子组件传递回来的多个数据 -->
    <p>Data 1 from child: {{ dataFromChild1.data }}</p>
    <p>Data 2 from child: {{ dataFromChild2.data }}</p>
  </div>
</template>
 
<script>
import ChildComponent from './ChildComponent.vue';
import ChildComponent2 from './ChildComponent2.vue';

export default {
  components: {
    ChildComponent,
    ChildComponent2
  },
  data() {
    return {
      dataFromChild1: {
        data: '',
      },
      dataFromChild2: {
        data: '',
      }
    };
  },
  methods: {
    // 处理从子组件接收到的多个数据
    handleDataFromChild1(data) {
      this.dataFromChild1 = data;
    },
    handleDataFromChild2(data) {
      this.dataFromChild2 = data;
    }
  }
};
</script>
```